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InternLM 2.5 20B Chat


InternLM 2.5 20B Chat is InternLM logoInternLM's language model with a 33K context window and up to 8K output tokens. A 20B-parameter chat-optimized LLM from the InternLM 2.5 series, supporting multilingual dialogue and long-context reasoning.
Spec
Canonical IDinternlm-2-5-20b-chat
TypeLanguage
StatusActive
CreatorInternLMInternLM
Context Window33K tokens
Max Output8K tokens
Input ModalitiesText
Output ModalitiesText
Parameters20B

Capabilities

Input1/5
Text
Image·
Audio·
Video·
PDF·
Output1/5
Text
Image·
Audio·
Video·
Embedding·
Capabilities1/13
Reasoning·
Adaptive Reasoning·
Function Calling
Parallel Function Calling·
Structured Outputs·
Native JSON Schema·
Web Search·
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching·
Assistant Prefill·

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
InternVL3 38B16K$0.900$0.900Available
InternVL3 78B16K$0.900$0.900Available
InternVL3 8B16K$0.200$0.200Available
InternLM 2.5 20B Chat33KCurrent

Model IDs